<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
  <a href="login">登录</a>
<form action="login" method="post">
    用户名:<input name="userName"  />
    密码:<input name="password" type="password" />
    <button type="submit">登录</button>
</form>
</body>
</html>
